There are total 5 hours or 300 minutes from 4pm to 9pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 4PM to 11PM | 12AM to 5PM | 1AM to 4PM |
| 12PM to 8PM | 12PM to 11PM | 1PM to 7PM |
| 10AM to 6PM | 10PM to 9PM | 7AM to 2PM |
| 4AM to 9PM | 4PM to 1AM | 5PM to 12PM |
| 2AM to 9PM | 7PM to 5PM | 9AM to 3AM |
| 1AM to 12PM | 4AM to 8PM | 6PM to 3AM |
